physics/include/G4LowEnergyCompton.hh

0001 //
0002 // ********************************************************************
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0017 // *                                                                  *
0018 // * This  code  implementation is the result of  the  scientific and *
0019 // * technical work of the GEANT4 collaboration.                      *
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0024 // ********************************************************************
0025 //
0026 //
0027 // Author: A. Forti
0028 //         Maria Grazia Pia (Maria.Grazia.Pia@cern.ch)
0029 //
0030 // History:
0031 // -----------
0032 // 02 Mar 1999   A. Forti   1st implementation
0033 //  1 Aug 2001   MGP        Major revision according to a design iteration
0034 //
0035 // -------------------------------------------------------------------
0036
0037 // Class description:
0038 // Low Energy Electromagnetic Physics, Compton Scattering
0039 // Further documentation available from http://www.ge.infn.it/geant4/lowE
0040
0041 // -------------------------------------------------------------------
0042
0043 #ifndef G4RDLOWENERGYCOMPTON_HH
0044 #define G4RDLOWENERGYCOMPTON_HH 1
0045
0046 #include "globals.hh"
0047 #include "G4VDiscreteProcess.hh"
0048 #include "G4RDShellData.hh"
0049 #include "G4RDDopplerProfile.hh"
0050
0051 class G4Track;
0052 class G4Step;
0053 class G4ParticleDefinition;
0054 class G4VParticleChange;
0055 class G4RDVEMDataSet;
0056 class G4RDVCrossSectionHandler;
0057 class G4RDVRangeTest;
0058
0059 class G4LowEnergyCompton : public G4VDiscreteProcess {
0060
0061 public:
0062
0063   G4LowEnergyCompton(const G4String& processName ="LowEnCompton");
0064
0065   ~G4LowEnergyCompton();
0066
0067   G4bool IsApplicable(const G4ParticleDefinition& definition);
0068
0069   void BuildPhysicsTable(const G4ParticleDefinition& definition);
0070
0071   G4VParticleChange* PostStepDoIt(const G4Track& track, const G4Step& step);
0072
0073   // For testing purpose only
0074   G4double DumpMeanFreePath(const G4Track& track,
0075                 G4double previousStepSize,
0076                 G4ForceCondition* condition)
0077   { return GetMeanFreePath(track, previousStepSize, condition); }
0078
0079 protected:
0080
0081   G4double GetMeanFreePath(const G4Track& track,
0082                G4double previousStepSize,
0083                G4ForceCondition* condition);
0084
0085 private:
0086
0087   // Hide copy constructor and assignment operator as private
0088   G4LowEnergyCompton& operator=(const G4LowEnergyCompton& right);
0089   G4LowEnergyCompton(const G4LowEnergyCompton& );
0090
0091   G4double lowEnergyLimit;  // low energy limit  applied to the process
0092   G4double highEnergyLimit; // high energy limit applied to the process
0093
0094   G4RDVEMDataSet* meanFreePathTable;
0095   G4RDVEMDataSet* scatterFunctionData;
0096
0097   G4RDVCrossSectionHandler* crossSectionHandler;
0098
0099   G4RDVRangeTest* rangeTest;
0100
0101   const G4double intrinsicLowEnergyLimit; // intrinsic validity range
0102   const G4double intrinsicHighEnergyLimit;
0103
0104   G4RDShellData shellData;
0105   G4RDDopplerProfile profileData;
0106 };
0107
0108 #endif
0109